Past Projects

• Wireless development for low-power, high client count proprietary wireless system. Greenfield & mixed-mode protocols, PHY/MAC protocol development, firmware development and RF validation.


• Wireless development for 802.11ah radio systems. Hardware bring-up & debugging, design reviews, RF chip validation, indoor positioning & rate adaptation algorithm development.


• Embedded development for IoT-connected medical device. Hardware architecture, board bring-up, antenna design & validation, Linux bring-up, driver development (bootloader, display/touch, networking, cellular/eDRX, Wi-Fi, audio, power management, security, etc.), userspace utilities & firmware-over-the-air.


• Embedded development for blood pressure measurement system. Hardware architecture, board bring-up, FreeRTOS bring-up, driver development (SPI, ADC, PSRAM, BT, cryptographic key signing and verification, etc.) & DSP.


• Antenna design for medical IoT device, covering 2.4 GHz band with a compact design realized on FR4 substrate.